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...rial referenced there. Clay Helberg's site is particularly helpful. Unfortunately it is virtually impossible to keep links current, so some are likely to be dead--although you can often find them via Google. Dave Howell -- David C. Howell Prof. Emeritus, Univ. of Vermont PO Box 770059 627 Meadowbrook Circle Steamboat Springs, CO 80477

...heir standard errors, t, and the associated probability. I would like to type something like tcoeff[i,] = brg$tvalue but, of course, tvalue doesn't exist. Is there a simple way to extract, or compute if necessary, these values? Thanks, Dave Howell -- David C. Howell PO Box 770059 627 Meadowbrook Circle Steamboat Springs, CO 80477

...'m asking, is there a way to suppress the echoing of lines? I would like to omit the lines above that begin with ">". I cannot find "echo" using help.search and can't think of another name to search under. Thanks, Dave Howell -- David C. Howell PO Box 770059 627 Meadowbrook Circle Steamboat Springs, CO 80477

...'t I replace FALSE with F? I have a similar problem if I write data <= read.table(file.choose(), header = F) I'm using a Windows machine with version 2.8.0, but I'm sure that this is not a machine specific problem. Thanks, Dave Howell -- David C. Howell PO Box 770059 627 Meadowbrook Circle Steamboat Springs, CO 80477

Hi, I am getting some strange results using round - it seems that it depends if the number before the decimal point is odd or even .... For example: > round(1.5)[1] 2> round(2.5)[1] 2 While i would expect that round(2.5) be 3 and not 2. Do you have any explanation for that? I really appreciate your input, Monica

Dear R user I have 2 problems with lmer. The statistical consultance service of my university has recomended to me to expose those problems here. Sorry for this quite long message. Your help will be greatly appreciated... Gilles San Martin 1) anova() I fit a first model : model1 <- lmer(eclw~1 + density + landsc + temp + landsc:temp + (1|region) + (1|region:pop) + (1|region:pop:family),